diff --git a/packages/tools/bcm2835-bootloader/scripts/update.sh b/packages/tools/bcm2835-bootloader/scripts/update.sh index b567562dea..543dd468d5 100755 --- a/packages/tools/bcm2835-bootloader/scripts/update.sh +++ b/packages/tools/bcm2835-bootloader/scripts/update.sh @@ -40,7 +40,7 @@ # some config.txt magic if [ ! -f $BOOT_ROOT/config.txt ]; then cp $SYSTEM_ROOT/usr/share/bootloader/config.txt $BOOT_ROOT - elif [ ! `grep "^[ ]*gpu_mem.*" $BOOT_ROOT/config.txt` ]; then + elif [ -z "`grep "^[ ]*gpu_mem.*" $BOOT_ROOT/config.txt`" ]; then mv $BOOT_ROOT/config.txt $BOOT_ROOT/config.txt.bk cat $SYSTEM_ROOT/usr/share/bootloader/config.txt \ $BOOT_ROOT/config.txt.bk > $BOOT_ROOT/config.txt